<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>网格系统</title>
    <link rel="stylesheet" href="../css/bootstrap.min.css">
</head>

<body>
    <div class="container">
        <div class="row">
            <div class="col-sm-4" style="background-color: aqua;">.col-sm-4</div>
            <div class="col-sm-8" style="background-color: blueviolet;">.col-sm-8</div>
        </div>
        <div class="row">
            <div class="col-sm-2" style="background-color: aqua; border: 1px solid red;">.col-sm-4</div>
            <div class="col-sm-8" style="background-color: blueviolet;">.col-sm-8</div>
            <div class="col-sm-2" style="background-color: aqua; border: 1px solid red;">.col-sm-4</div>
        </div>
        偏移列
        <div class="row">
            <div class="col-sm-1" style="background-color: aqua;">1</div>
            <div class="col-sm-1" style="background-color: aqua;">2</div>
            <div class="col-sm-1" style="background-color: aqua;">3</div>
            <div class="col-sm-1" style="background-color: aqua;">4</div>
            <div class="col-sm-1" style="background-color: aqua;">5</div>
            <div class="col-sm-1" style="background-color: aqua;">6</div>
            <div class="col-sm-1" style="background-color: aqua;">7</div>
            <div class="col-sm-1" style="background-color: aqua;">8</div>
            <div class="col-sm-1" style="background-color: aqua;">9</div>
            <div class="col-sm-1" style="background-color: aqua;">10</div>
            <div class="col-sm-1" style="background-color: aqua;">11</div>
            <div class="col-sm-1" style="background-color: aqua;">12</div>
        </div>
        <div class="row">
            <div class="col-sm-4 offset-sm-4" style="background-color: aqua; border: 1px solid red;">移动四格</div>
        </div>
    </div>
    <script src="./js/bootstrap.bundle.min.js"></script>
</body>

</html>